Questions about how Judaism interacts with technological innovations.

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8
votes
1answer
148 views

Binding answers for Halachic questions

I recall learning that one is not allowed to "venue shop" by asking a series of rabbis for a practical halachic ruling and following the opinion you like. I was taught that one should ask and be bound ...
4
votes
1answer
100 views

Why does this app require me to agree not to use it on Shabbat?

I downloaded a Shabbat Alert app for my iPad, because i needed an alarm that would shut off after a few minutes. It worked fine (except that my iPad was muted), and it seemed to be quite halachic. In ...
7
votes
1answer
690 views

Deleting files containing G-d's Name / taking the host device into the bathroom

Is there any issue regarding deleting electronic files with G-d's Name in them? Also, is there any issue with taking such a device into the bathroom?
10
votes
1answer
251 views

Is it acceptable to use software which incidentally blocks ads?

A question on this site on whether ad-blocking software is permissible suggests that the answer is that it probably, but not definitely, is acceptable. I don't use ad-blocking software myself, but I ...
0
votes
1answer
26 views

I am looking for the Torat Emet program to list verses for names

I am looking for a direct link to the Torat Emet program that helps you find verses for your hebrew name. I am looking for more verses for my name to use during the shmona esrei. I saw a mention of ...
10
votes
5answers
346 views

Is Listening to a Torah Tape considered Talmud Torah?

It says in the Baal HaTanya's Hilchos Talmud Torah that one fulfills his obligation to learn Torah only if he says the words. Moreover, a Chavrusa fulfills his obligation only because Shomeya Keoneh. ...
17
votes
4answers
538 views

Is it permissible to use an escalator on Shabbos?

Escalators: Are they allowed to be used on Shabbos or not? (and the reasons behind it)
0
votes
1answer
90 views

Solar Power on Shabbos

What's the deal with using solar power on Shabbos? Cooking is permitted, but what of the following cases: 1) Heating water (Dud-Shemesh style) 2) Solar-powered watches 3) Solar-powered toys What ...
0
votes
0answers
20 views

Is a person who hears Kedusha via Skype required to stand and join in?

Someone in location A is learning via Skype with a person in Bet Midrash B. Person B asks A to wait while he joins his minyan saying Kedusha. Does person A have to also stand and say Kedusha? Does it ...
12
votes
3answers
596 views

Brewing fresh coffee for Shabbos with a time clock

May one prepare coffee ingredients in a brewer such as this one on Friday and set the timer to brew the coffee for 8:00 Shabbos morning?
2
votes
2answers
127 views

Is a library book with an embedded RFID tag a problem on Shabbos?

RFID tags have very many uses in identifying different objects via radio waves. Recently, libraries have started using them to help keep track of books. I would imagine that the tags, in themselves, ...
1
vote
0answers
67 views

Using the Coravin on shabbat

There is a new device called the coravin which allows one to insert a needle into a cork of a wine bottle and the wine flows through the needle by using argon gas (protects quality of wine) and by ...
1
vote
1answer
50 views

When 2 witnesses are required to verify something, can one or both of them witness this using Skype?

Examples of when you need 2 witnesses testifying an event: groom's "purchase" / acceptance of the terms of the ketuvah witnessing kiddushin (groom giving bride a ring) If two witnesses watch this ...
7
votes
3answers
383 views

Can you leave video chat on over Shabbos?

Basically: Can you leave your computer with video chat on (to another person) on over shabbos? And what if there's also audio? For example a relative in the hospital, relatives that in a far away ...
0
votes
0answers
26 views

Is one allowed to use a nasal filter or gas mask on Shabbat or Yom Tov?

These are products that are used to protect from chemicals/pollen/dust allergy or pet hair. A water filter I see would be mussar if the water is basically clean as was already asked here: Using water ...
0
votes
0answers
40 views

Can one carry a GPS operated timed device across a time zone on Shabbat?

I read somewhere, that if you set a timer before Shabbat, you are not allowed to adjust the timer or clock on Shabbat to reset the time that something goes on. So, let's say that you live in ...
1
vote
1answer
56 views

T-Fal Thermo Spot Heat Indicator Cookware on Yom Tov & Shabbos

T-Fal has a cookware set known as "T-Fal Thermo Spot Heat Indicator Cookware". These pots have a special technology which indicates when the pan is ready for use. May one use such a pot on Yom Tov to ...
1
vote
2answers
69 views

Surrogate mother

If a fetus has been formed in a mother and then deposited in a surrogate mother, who is considered the mother? In other words, does the mother's 'seed' make her the mother? The story of Yosef and ...
6
votes
3answers
83 views

Remote control lighting of stove?

In our home, the non-Jewish housekeeper has strict instructions that only a member of the family is permitted to turn on the stove or oven before she cooks. Not being a rabbi, my understanding is ...
6
votes
1answer
76 views

Automated Cooking Machine Programmed

I realize in most situations to have a factory line be "cooked by a Jew" an observant Jew would have to turn the oven on, stove on, or something along those lines. This morning I saw this article ...
13
votes
4answers
483 views

Typing on Chol Hamoed

Is typing allowed on Chol Hamoed? Does it make a difference if whatever is typed will be printed afterwards?
2
votes
0answers
65 views

Can a smartphone count as a sefer for stacking purposes?

Considering that, these days, you can have quite a bit of Torah on cellphones (indeed, on my iPhone I have all of Tanach, Siddur, Halachic works, Jastrow dictionary, etc.), is it possible to make an ...
2
votes
0answers
68 views

What technology did King Solomon have?

I'm looking for sourced statements of modern technology possessed by King Solomon. So far I have seen: An answer here quotes the idea that King Solomon had a flying carpet of sorts. The Ben ...
0
votes
1answer
174 views

May I let my web browser save my browsing session during Chol Hamoed?

To save electricity, I like to shut down my computer every night. First, I quit my Web browser. My Web browser is set up so that, when I quit, it automatically saves my session: a list of open tabs ...
5
votes
1answer
73 views

Computer hacking in halacha

This question regarding legal complexity versus simplicity in modern law got me talking about the relatively simple structure of Jewish tort law. It also had me wondering: What sort of categorization ...
0
votes
1answer
33 views

Would hydroponically grown beans be considered kitniyot?

As I understand it, beans were included as kitniyot because they grew in the ground next to wheat. However, if you grew the beans hydroponically, would they still be classified as kitniyot?
4
votes
1answer
106 views

What Have Modern Posqim said about Nuclear Weapons?

I'm looking to find teshuvot from modern posqim that discuss the permissability of possessing and using nuclear weapons.
4
votes
2answers
242 views

Can you use electricity on Yom Tov

Yom Tov is slightly different than Shabbat. For example, on Shabbat one cannot cook, but one can cook on Yom Tov provided that it is from an existing flame. My question is this... Let's say I have ...
2
votes
0answers
48 views

Is it permissible to bring back extinct species?

Is it allowed according to halacha to bring back extinct species? The technology is on its way, and i have seen some discussion in non-Jewish contexts about the ethics of it, and how we might be ...
7
votes
1answer
238 views

Can One Ride in a Self-Driving Car on Shabbat

Self-Driving Cars are cars that are driven by computers. Assuming you set your destination before Shabbat (or can otherwise direct it without performing any Melacha), can one ride in such a car on ...
4
votes
0answers
139 views

Is using Siri a problem of Kol Isha?

As i say in this Purim Torah answer, we can't use smartphones because "The vaad found out that Siri's not a guy". (From the song Hang Up the Payphone by A.K.A Pella.) However, that inspired a ...
0
votes
1answer
68 views

Would humans with kosher-signs be kosher?

If I genetically engineer a human to have split feet and to have a second stomach so they can chew their cud, can I eat them?
2
votes
0answers
42 views

Is one allowed to carry an object through an opposite force on Shabbos?

Say one had a strong magnetic force attached to his shoe in a way that was not considered carrying. Would he be able to point his shoe in a Reshus Harabim and move something with opposite magnetic ...
1
vote
0answers
42 views

Why do the laws of kevod seforim apply to physical seforim but not digital?

I may have some trouble asking this question. I understand that the laws of kavod seforim (respecting holy texts; i.e., not bringing a book of Torah into the bathroom) do not apply to tapes, etc. ...
18
votes
6answers
2k views

Is using a Kindle on Shabbat permitted?

A Kindle is an e-book reader that uses "e-ink" rather than an LCD screen. It has physical controls to turn pages. (This question is not about the newer ones with touch screens.) If left unused it ...
4
votes
3answers
577 views

Looking for daf yomi app recommendations

Are there any good daf yomi apps? I saw the video for the artscroll app but it doesn't seem to be out yet. Any recommendations?
5
votes
6answers
428 views

Jewish Android Apps [closed]

Does anyone have a suggestion of any useful Jewish Android Apps currently available?
3
votes
2answers
225 views

Sources on the Halachic status of creating three parent child

See here for the background. The basic idea is that the DNA is taken from the mother and father, but rather than traditional IVF, the nucleus is implanted in a donor egg. So there is no male donor ...
4
votes
2answers
114 views

What does an olive press look like?

Mishna, Maasros 1:7:: הַשֶּׁמֶן, מִשֶּׁיֵּרֵד לָעוּקָה. אַף עַל פִּי שֶׁיָּרַד, נוֹטֵל מִן הֶעָקָל וּמִבֵּין הַמָּמָל וּמִבֵּין הַפַּצִּים, וְנוֹתֵן לַחֲמִטָּה וְלַתַּמְחוּי, אֲבָל לֹא יִתֵּן ...
0
votes
1answer
325 views

Does the principle of Hadash Asur Min Hatorah apply to technological new things?

According to the Hatam Sofer, does this principle apply to technological novelties? This principle means that "New Is Forbidden By The Torah".
5
votes
2answers
86 views

Recommendation for a digital Torah codex for software developers

Could someone recommend a source for a machine-readable Hebrew with English Torah codex that may be used in software development projects? By "machine readable," I mean of a format that may be ...
22
votes
4answers
872 views

Does artificial meat grown in a petri dish have the halachic status of meat?

Scientists are developing means of growing artificial meat in a petri dish. Does such 'meat' have the halachic status of meat? Source: ...
13
votes
1answer
180 views

Milk-free cheese: Is it kosher? Parve?

So according to this article, scientists have created cheese by inserting DNA blueprints into a yeast. Essentially, the milk proteins are being created outside of any animal, through genetic ...
3
votes
1answer
29 views

Would there be any maaser derabbanan on hydroponically grown plants?

Related: What bracha should be made on hydroponics/aeroponics? This question was originally mentioned by Rabbi Eliyahu Fink in his Daf Yomi shiur (Shabbat 128). He was talking about tevel d'rabanan ...
11
votes
2answers
129 views

Smart thermostat on Shabbos - what should one do?

I read an article recently regarding a person who went to a hotel and realized after Shabbos began that all the rooms were controlled by smart thermostats. A smart thermostat detects when one is in ...
3
votes
1answer
97 views

What bracha should be made on hydroponics/aeroponics?

Hydroponics is a method of growing food (mainly vegetables) with their roots in water, not soil. Aeroponics is when it is grown in air, with the roots being sprayed. What bracha should be made on ...
29
votes
3answers
1k views

May one use a computer script or robot to do something specifically on Shabbos/Yom Tov?

May one run a program or machine that will operate on Shabbos, either by setting a timer to activate once Shabbos has started, or by leaving it running continually? What if the action is one that is ...
2
votes
2answers
101 views

Measurements for the Bais HaMikdash — can we do it with a computer?

Since everything is computerized now, when the Bais HaMikdash is rebuilt, will we use the computer to rebuild? I.E., the measurements for the offerings, the entire rebuilding, etc.?
5
votes
1answer
60 views

Using an electric hand dryer after netilas yadayim

Is there any issue with using an electric hand dryer to dry your hands after netilas yadayim either for a seudah or to remove ruach rah?
0
votes
1answer
152 views

Can an 'AGA' oven be koshered?

Can an 'AGA oven' be koshered? Here are Wikipedia and video explanations of what an AGA oven is. Here's an excerpt from the Wikipedia page: The AGA cooker is a heat storage stove and cooker, ...